Adwit
2 websites

Adwit offers both free and paid options

http://www.adwitserver.com/

Adwit's exclusive ad optimization system (patent pending) combines contextual and behavioural analysis technologies, optimizing each ad zone with real time analysis of user profiles to match individual profiles with optimal display ads. ...

VS

ViralBuzzer
0 websites

ViralBuzzer is free to use

http://info.viralbuzzer.com/

Content advertising network.

Market Share by Top Websites

2 In terms of market share, Adwit is clearly lagging behind, losing to ViralBuzzer in all segments.

Websites Categories

1 Adwit has better usage coverage in more websites categories. Including Food & Drink.

2 ViralBuzzer hasn't got a lead over Adwit in any websites category.

Geography

1 Adwit is leading in most countries, including Brazil and Spain.

2 ViralBuzzer hasn't got a lead over Adwit in any country.